# Chapter 1 - Foundations for Algebra - 1-1 Variables and Expressions - Practice and Problem-Solving Exercises - Page 8: 48

$\frac{1}{6}$

#### Work Step by Step

First, you must get a common denominator, and in this case, it will be 6. Now you must make both fractions have a denominator of 6. $\frac{2}{3}$=$\frac{4}{6}$. Now just subtract the numerators, and you will get your answer of $\frac{1}{6}$.

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